diff -ru gnugo-2.7.236/engine/clock.c gnugo-mod-2.7.236/engine/clock.c
--- gnugo-2.7.236/engine/clock.c        Wed May 23 10:04:52 2001
+++ gnugo-mod-2.7.236/engine/clock.c    Wed May 23 09:56:02 2001
@@ -168,6 +168,9 @@
 {
   long int now;
 
+  if(!clk.autolevel_on)
+    return;
+
   /* ANSI time_t may not be an integer */
   now = (long int) time(NULL);
   assert(now != 0);